Bosch FAP-OT 420 User Manual

1 Automatic Fire Detectors FAP-/FAH-420 Series
1.1 Intended use
The devices are designed and produced to detect and indicate hazardous fire. They include single- sensor and
multi-sensor versions.
1.2 Technical data
Operating voltage 15 V DC to 33 V DC
Current consumption < 0.55 mA
Alarm output Per data word by two-wire signal line
Indicator output Open collector connects 0 V over 1.5 kΩ through, max.
15 mA
Dimensions without base / with base Ø 99.5 x 52 mm / Ø 120 x 63.5 mm
Housing material Plastic, ABS (Novodur)
Housing color White, similar to RAL 9010, matt finish
Weight Without / With packaging
– FAP-DOTC 420 Approx. 80 g / Approx. 135 g
– FAP-DOT 420, FAP‑DO 420 Approx. 75 g / Approx. 125 g
– FAP-OTC 420 Approx. 80 g / Approx. 125 g
– FAP-OT 420, FAP‑O 420, FAP‑O 420 KKW,
FAH‑T 420, FAH‑T 420 KKW
Approx. 75 g / Approx. 115 g
Response sensitivity
– Optical part In accordance with EN 54 T7 (programmable)
– Thermal maximum part > 54 °C / >69 °C
– Thermal differential part: FAH-T 420,
FAH‑T 420 KKW
A2S / A2R / A1 / A1R / BS / BR, in line with EN 54‑5
(programmable)
– Thermal differential part: FAP‑DOTC420,
FAP‑DOT420, FAP‑OTC420, FAP‑OT420
A2S / A2R / BS / BR, in line with EN 54‑5 (programmable)
– Gas sensor In ppm range
F.01U.317.514 Bosch Sicherheitssysteme GmbH
2015.10 | version 1.0 | 1

Bosch FAP-OT 420 Specifications

General

Brand	Bosch
Model	FAP-OT 420
Category	Security Sensors
Language	English

Summary

Automatic Fire Detectors FAP-/FAH-420 Series

Intended Use of Fire Detectors

Describes the purpose of the fire detectors, noting they are designed to detect and indicate hazardous fire.

Technical Data Overview

Details key technical specifications including voltage, current, output types, dimensions, materials, color, and weight.

Response Sensitivity Details

Specifies detection sensitivities for optical, thermal, and gas sensor parts according to relevant standards.

Rules and Conditions for Fire Detectors

Installation and Operation Guidelines

Covers installation by trained personnel and operational use in commercial/industrial settings, not household.

Permissible Operating and Storage Conditions

Defines temperature ranges for operation and storage, along with maximum installation height and humidity limits.

Troubleshooting and Usage Restrictions

Troubleshooting Fire Detector Issues

Guides users on diagnosing and resolving product malfunctions via the panel controller's diagnostic menu.

Restrictions on Device Usage and Maintenance

Advises on using original parts, avoiding device manipulation, and returning defective units for replacement.

Contact Information for Support

Provides contact details for the manufacturer and importer for further assistance.

Product Identification and Manufacturing Details

Product Label Information

Details the specific information found on the device's product label, such as material and origin.

Determining Manufacturing Date from Serial Number

Explains how to ascertain the manufacturing year, month, and day using the 10-digit serial number.